Performance comparison of understand_sentiment model in Fluid and Paddle V2 (CPU version)

[ranqiu92]

Training Set Pass accuracy

Pass	Paddle V2	Fluid
0	0.82996	0.83179
1	0.90116	0.9046
2	0.93624	0.93804
3	0.965	0.96223
4	0.98148	0.98115
5	0.98896	0.99128
6	0.99348	0.99287
7	0.99684	0.99335
8	0.99624	0.99632
9	0.99736	0.99724

Test set accuracy

Pass	Paddle V2	Fluid
0	0.87668	0.88143
1	0.88524	0.88827
2	0.88555	0.88164
3	0.87504	0.87699
4	0.87095	0.8776
5	0.87455	0.87691
6	0.87752	0.87463
7	0.88096	0.87643
8	0.87703	0.87892
9	0.87736	0.87691

#6650